playground: Initial commit
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# Playground
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Playground namespace is accessible to `Developers` AD group.
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Novel log aggregator is being developer in this namespace:
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```
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kubectl create secret generic -n playground mongodb-application-readwrite-password --from-literal="password=$(cat /dev/urandom | base64 | head -c 30)"
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kubectl create secret generic -n playground mongodb-application-readonly-password --from-literal="password=$(cat /dev/urandom | base64 | head -c 30)"
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kubectl apply -n playground -f logging.yml -f mongodb-support.yml -f mongoexpress.yml -f networkpolicy-base.yml
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---
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apiVersion: mongodbcommunity.mongodb.com/v1
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kind: MongoDBCommunity
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metadata:
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name: mongodb
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spec:
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additionalMongodConfig:
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systemLog:
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quiet: true
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members: 3
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type: ReplicaSet
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version: "5.0.13"
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security:
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authentication:
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modes: ["SCRAM"]
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users:
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- name: readwrite
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db: application
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passwordSecretRef:
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name: mongodb-application-readwrite-password
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roles:
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- name: readWrite
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db: application
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scramCredentialsSecretName: mongodb-application-readwrite
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- name: readonly
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db: application
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passwordSecretRef:
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name: mongodb-application-readonly-password
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roles:
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- name: readOnly
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db: application
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scramCredentialsSecretName: mongodb-application-readonly
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statefulSet:
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spec:
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logLevel: WARN
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template:
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spec:
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containers:
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- name: mongod
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resources:
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requests:
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cpu: 100m
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memory: 2Gi
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limits:
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cpu: 2000m
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memory: 2Gi
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- name: mongodb-agent
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resources:
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requests:
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cpu: 1m
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memory: 100Mi
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limits: {}
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affinity:
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podAntiAffinity:
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requiredDuringSchedulingIgnoredDuringExecution:
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- labelSelector:
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matchExpressions:
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- key: app
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operator: In
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values:
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- mongodb-svc
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topologyKey: kubernetes.io/hostname
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nodeSelector:
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dedicated: monitoring
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tolerations:
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- key: dedicated
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operator: Equal
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value: monitoring
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effect: NoSchedule
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volumeClaimTemplates:
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- metadata:
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name: logs-volume
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spec:
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storageClassName: local-path
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accessModes:
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- ReadWriteOnce
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resources:
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requests:
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storage: 512Mi
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- metadata:
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name: data-volume
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spec:
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storageClassName: local-path
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accessModes:
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- ReadWriteOnce
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resources:
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requests:
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storage: 2Gi
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---
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apiVersion: apps/v1
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kind: DaemonSet
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metadata:
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name: log-shipper
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spec:
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updateStrategy:
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type: RollingUpdate
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rollingUpdate:
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maxUnavailable: 50%
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selector:
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matchLabels:
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app: log-shipper
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template:
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metadata:
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labels:
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app: log-shipper
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spec:
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serviceAccountName: log-shipper
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containers:
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- name: log-shipper
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image: harbor.k-space.ee/k-space/log-shipper
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securityContext:
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runAsUser: 0
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env:
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- name: MY_POD_NAMESPACE
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valueFrom:
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fieldRef:
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fieldPath: metadata.namespace
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- name: NODE_NAME
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valueFrom:
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fieldRef:
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fieldPath: spec.nodeName
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- name: MONGODB_HOST
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valueFrom:
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secretKeyRef:
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name: mongodb-application-readwrite
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key: connectionString.standard
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ports:
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- containerPort: 8000
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name: metrics
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resources:
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limits:
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memory: 200Mi
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requests:
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cpu: 100m
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memory: 100Mi
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volumeMounts:
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- name: etcmachineid
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mountPath: /etc/machine-id
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readOnly: true
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- name: varlibdockercontainers
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mountPath: /var/lib/docker/containers
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readOnly: true
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- name: varlog
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mountPath: /var/log
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readOnly: true
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volumes:
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- name: etcmachineid
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hostPath:
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path: /etc/machine-id
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- name: varlibdockercontainers
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hostPath:
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path: /var/lib/docker/containers
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- name: varlog
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hostPath:
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path: /var/log
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tolerations:
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- operator: "Exists"
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effect: "NoExecute"
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- operator: "Exists"
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effect: "NoSchedule"
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRoleBinding
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metadata:
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name: logging-log-shipper
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subjects:
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- kind: ServiceAccount
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name: log-shipper
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namespace: playground
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roleRef:
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kind: ClusterRole
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name: filebeat
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apiGroup: rbac.authorization.k8s.io
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: log-shipper
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labels:
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app: log-shipper
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---
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apiVersion: networking.k8s.io/v1
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kind: NetworkPolicy
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metadata:
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name: log-shipper
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spec:
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podSelector:
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matchLabels:
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app: log-shipper
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policyTypes:
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- Ingress
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- Egress
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ingress:
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- from:
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- namespaceSelector:
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matchLabels:
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kubernetes.io/metadata.name: prometheus-operator
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podSelector:
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matchLabels:
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app.kubernetes.io/name: prometheus
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egress:
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- to:
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- podSelector:
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matchLabels:
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app: mongodb-svc
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ports:
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- port: 27017
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---
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apiVersion: networking.k8s.io/v1
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kind: NetworkPolicy
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metadata:
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name: log-viewer-backend
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spec:
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podSelector:
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matchLabels:
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app: log-viewer-backend
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policyTypes:
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- Ingress
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- Egress
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egress:
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- to:
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- podSelector:
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matchLabels:
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app: mongodb-svc
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ingress:
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- from:
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- namespaceSelector:
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matchLabels:
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kubernetes.io/metadata.name: traefik
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podSelector:
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matchLabels:
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app.kubernetes.io/name: traefik
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---
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apiVersion: networking.k8s.io/v1
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kind: NetworkPolicy
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metadata:
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name: log-viewer-frontend
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spec:
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podSelector:
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matchLabels:
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app: log-viewer-frontend
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policyTypes:
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- Ingress
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- Egress
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ingress:
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- from:
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- namespaceSelector:
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matchLabels:
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kubernetes.io/metadata.name: traefik
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podSelector:
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matchLabels:
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app.kubernetes.io/name: traefik
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---
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apiVersion: monitoring.coreos.com/v1
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kind: PodMonitor
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metadata:
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name: log-shipper
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spec:
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selector:
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matchLabels:
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app: log-shipper
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podMetricsEndpoints:
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- port: metrics
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@ -0,0 +1 @@
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../mongodb-operator/mongodb-support.yml
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@ -0,0 +1 @@
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../shared/mongoexpress.yml
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@ -0,0 +1 @@
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../shared/networkpolicy-base.yml
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